| name: libclang ABI Tests |
| |
| on: |
| push: |
| branches: |
| - 'release/**' |
| paths: |
| - 'clang/**' |
| - '.github/workflows/libclang-abi-tests.yml' |
| pull_request: |
| paths: |
| - 'clang/**' |
| - '.github/workflows/libclang-abi-tests.yml' |
| |
| jobs: |
| abi-dump-setup: |
| runs-on: ubuntu-latest |
| outputs: |
| BASELINE_REF: ${{ steps.vars.outputs.BASELINE_REF }} |
| ABI_HEADERS: ${{ steps.vars.outputs.ABI_HEADERS }} |
| ABI_LIBS: ${{ steps.vars.outputs.ABI_LIBS }} |
| BASELINE_VERSION_MAJOR: ${{ steps.vars.outputs.BASELINE_VERSION_MAJOR }} |
| BASELINE_VERSION_MINOR: ${{ steps.vars.outputs.BASELINE_VERSION_MINOR }} |
| LLVM_VERSION_MAJOR: ${{ steps.version.outputs.LLVM_VERSION_MAJOR }} |
| LLVM_VERSION_MINOR: ${{ steps.version.outputs.LLVM_VERSION_MINOR }} |
| LLVM_VERSION_PATCH: ${{ steps.version.outputs.LLVM_VERSION_PATCH }} |
| steps: |
| - name: Checkout source |
| uses: actions/checkout@v1 |
| with: |
| fetch-depth: 250 |
| |
| - name: Get LLVM version |
| id: version |
| uses: llvm/actions/get-llvm-version@main |
| |
| - name: Setup Variables |
| id: vars |
| run: | |
| minor_version=0 |
| remote_repo='https://github.com/llvm/llvm-project' |
| if [ ${{ steps.version.outputs.LLVM_VERSION_MINOR }} -ne 0 -o ${{ steps.version.outputs.LLVM_VERSION_PATCH }} -eq 0 ]; then |
| major_version=$(( ${{ steps.version.outputs.LLVM_VERSION_MAJOR }} - 1)) |
| baseline_ref="$major_version.0.0" |
| |
| # If there is a minor release, we want to use that as the base line. |
| minor_ref=`git ls-remote --refs -t $remote_repo llvmorg-$major_version.[1-9].[0-9] | tail -n1 | grep -o 'llvmorg-.\+' || true` |
| if [ -n "$minor_ref" ]; then |
| baseline_ref=$minor_ref |
| else |
| # Check if we have a release candidate |
| rc_ref=`git ls-remote --refs -t $remote_repo llvmorg-$major_version.[1-9].[0-9]-rc* | tail -n1 | grep -o 'llvmorg-.\+' || true` |
| if [ -n "$rc_ref" ]; then |
| baseline_ref=$rc_ref |
| fi |
| fi |
| echo ::set-output name=BASELINE_VERSION_MAJOR::$major_version |
| echo ::set-output name=BASELINE_REF::$baseline_ref |
| echo ::set-output name=ABI_HEADERS::clang-c |
| echo ::set-output name=ABI_LIBS::libclang.so |
| else |
| echo ::set-output name=BASELINE_VERSION_MAJOR::${{ steps.version.outputs.LLVM_VERSION_MAJOR }} |
| echo ::set-output name=BASELINE_REF::${{ steps.version.outputs.LLVM_VERSION_MAJOR }}.0.0 |
| echo ::set-output name=ABI_HEADERS::. |
| echo ::set-output name=ABI_LIBS::libclang.so libclang-cpp.so |
| fi |
| |
| |
| abi-dump: |
| needs: abi-dump-setup |
| runs-on: ubuntu-latest |
| strategy: |
| matrix: |
| name: |
| - build-baseline |
| - build-latest |
| include: |
| - name: build-baseline |
| llvm_version_major: ${{ needs.abi-dump-setup.outputs.BASELINE_VERSION_MAJOR }} |
| ref: ${{ needs.abi-dump-setup.outputs.BASELINE_REF }} |
| repo: llvm/llvm-project |
| - name: build-latest |
| llvm_version_major: ${{ needs.abi-dump-setup.outputs.LLVM_VERSION_MAJOR }} |
| ref: ${{ github.sha }} |
| repo: ${{ github.repository }} |
| steps: |
| - name: Install Ninja |
| uses: llvm/actions/install-ninja@main |
| - name: Install abi-compliance-checker |
| run: | |
| sudo apt-get install abi-dumper autoconf pkg-config |
| - name: Install universal-ctags |
| run: | |
| git clone https://github.com/universal-ctags/ctags.git |
| cd ctags |
| ./autogen.sh |
| ./configure |
| sudo make install |
| - name: Download source code |
| uses: llvm/actions/get-llvm-project-src@main |
| with: |
| ref: ${{ matrix.ref }} |
| repo: ${{ matrix.repo }} |
| - name: Configure |
| run: | |
| mkdir install |
| cmake -B build -S llvm -G Ninja -DLLVM_ENABLE_PROJECTS=clang -DCMAKE_BUILD_TYPE=Debug -DLLVM_TARGETS_TO_BUILD="" -DLLVM_BUILD_LLVM_DYLIB=ON -DLLVM_LINK_LLVM_DYLIB=ON -DCMAKE_C_FLAGS_DEBUG="-g -Og" -DCMAKE_CXX_FLAGS_DEBUG="-g -Og" -DCMAKE_INSTALL_PREFIX=`pwd`/install llvm |
| - name: Build |
| run: ninja -C build/ ${{ needs.abi-dump-setup.outputs.ABI_LIBS }} install-clang-headers |
| - name: Dump ABI |
| run: | |
| parallel abi-dumper -lver ${{ matrix.ref }} -skip-cxx -public-headers ./install/include/${{ needs.abi-dump-setup.outputs.ABI_HEADERS }} -o {}-${{ matrix.ref }}.abi ./build/lib/{} ::: ${{ needs.abi-dump-setup.outputs.ABI_LIBS }} |
| for lib in ${{ needs.abi-dump-setup.outputs.ABI_LIBS }}; do |
| # Remove symbol versioning from dumps, so we can compare across major versions. |
| sed -i 's/LLVM_${{ matrix.llvm_version_major }}/LLVM_NOVERSION/' $lib-${{ matrix.ref }}.abi |
| tar -czf $lib-${{ matrix.ref }}.abi.tar.gz $lib-${{ matrix.ref }}.abi |
| done |
| - name: Upload ABI file |
| uses: actions/upload-artifact@v2 |
| with: |
| name: ${{ matrix.name }} |
| path: "*${{ matrix.ref }}.abi.tar.gz" |
| |
| abi-compare: |
| runs-on: ubuntu-latest |
| needs: |
| - abi-dump-setup |
| - abi-dump |
| steps: |
| - name: Download baseline |
| uses: actions/download-artifact@v1 |
| with: |
| name: build-baseline |
| - name: Download latest |
| uses: actions/download-artifact@v1 |
| with: |
| name: build-latest |
| |
| - name: Install abi-compliance-checker |
| run: sudo apt-get install abi-compliance-checker |
| - name: Compare ABI |
| run: | |
| for lib in ${{ needs.abi-dump-setup.outputs.ABI_LIBS }}; do |
| abi-compliance-checker -lib $lib -old build-baseline/$lib*.abi.tar.gz -new build-latest/$lib*.abi.tar.gz |
| done |
| - name: Upload ABI Comparison |
| if: always() |
| uses: actions/upload-artifact@v2 |
| with: |
| name: compat-report-${{ github.sha }} |
| path: compat_reports/ |
| |